Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
extreme of age
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "extreme of age" is not correct or usable in written English.
You could, however, use the phrase "extreme age" in written English. For example, "The doctor found that he had remarkable health for his extreme age."
⚠ May contain grammatical issues
Aging
Science
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
1 human-written examples
For each measure, interactions with age were tested to determine if the differences between LLFS and the other cohorts might be greater at either extreme of age.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Siegrist, C.-A. & Aspinall, R. B-cell responses to vaccination at the extremes of age.
Science & Research
It causes the most severe disease at the extremes of age and in settings of immunodeficiency.
Science
Accumulating evidence is forcing the anaesthesia community to question the safety of general anaesthesia at the extremes of age.
People at the extremes of age, such as children and the elderly, are more at risk of becoming dehydrated.
News & Media
"Patients at both extremes of age handle drugs differently, primarily due to differences in body size and kidney function," the experts wrote.
News & Media
Common exclusion criteria include extremes of age and weight, pregnancy, previous treatment with effective antibiotics for the same infection, organ dysfunction, malignant diseases with a short survival time, advanced HIV etc.
As a result of the value placed on the ideal image, the representation of extremes (of age or youth, for example, or of deep emotion) and of individuality was ignored or little practiced.
Encyclopedias
Age should thus be considered as a risk only at the extremes of age, i.e., over 95 years [7].
Science
All of these infections are particularly problematic for those at the extremes of age and those who become dehydrated.
News & Media
Be especially careful with feeding people at the extremes of age or who have underlying immune problems.
News & Media
Expert writing Tips
Best practice
Opt for the more grammatically sound and common phrase "extreme age" or use more specific terms like "advanced age", "early childhood", or "old age" depending on the intended context.
Common error
Avoid using the preposition "of" between "extreme" and "age". The phrase "extreme age" is more grammatically correct and commonly used than "extreme of age".
Source & Trust
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "extreme of age" functions as a noun phrase attempting to describe a position at either end of the age spectrum. However, Ludwig AI indicates that this phrasing is grammatically incorrect and not commonly used.
Frequent in
Science
100%
News & Media
0%
Formal & Business
0%
Less common in
News & Media
0%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, while the phrase "extreme of age" attempts to describe being at either end of the age spectrum, it is grammatically incorrect and rarely used. Ludwig AI flags it as incorrect, suggesting the more appropriate term is "extreme age" or contextually relevant alternatives like "advanced age", "old age", or "early childhood". The phrase appears primarily in scientific contexts, but its grammatical issues make it unsuitable for formal writing. Always opt for grammatically sound alternatives to ensure clarity and correctness in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
extreme age
Omits the preposition 'of', resulting in a grammatically correct and more common phrase.
advanced age
Replaces "extreme" with "advanced", focusing on the progression of age.
old age
Simplifies the phrase to directly indicate a later stage in life.
very young age
Focuses on the opposite end of the spectrum, highlighting youthfulness.
early childhood
Refers to the initial phases of life, emphasizing immaturity.
youth and old age
Encompasses both ends of the age spectrum, highlighting the entire lifespan.
the elderly
Refers specifically to people who are old.
infancy
Focuses specifically to an early stage of development.
geriatric age
Specifies age related to geriatric medicine and the care of elderly people.
pediatric age
Denotes age related to pediatrics and the medical care of children.
FAQs
What is a grammatically correct alternative to "extreme of age"?
A grammatically correct alternative is "extreme age". You can also use "advanced age", "old age" or "early childhood" depending on what you want to express.
Is "extreme of age" a commonly used phrase?
No, "extreme of age" is not a commonly used phrase. A more standard and accepted phrasing is "extreme age".
When is it appropriate to use "extreme age"?
It is appropriate to use "extreme age" when referring to someone very old or very young. However, consider more specific terms like "advanced age" or "early childhood" for greater clarity.
What are some other phrases to describe someone who is at an "extreme age"?
Besides "extreme age", you can use phrases like "advanced age", "old age", "very young age", "the elderly", "infancy", or "early childhood" depending on the specific context.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested